Home / 40,899.42-61,337.79-11,314.98

Finding the Fourth Proportional to 40,899.42, 61,337.79 and 11,314.98

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Solution

The fourth proportional to 40,899.42, 61,337.79 and 11,314.98 is: 16,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.42 : 61,337.79 = 11,314.98 : x
  2. Step 2: Convert to fraction form
    40,899.42/61,337.79 = 11,314.98/x
  3. Step 3: Cross multiply
    40,899.42x = 61,337.79 × 11,314.98
  4. Step 4: Simplify right side
    40,899.42x = 694,035,867.09
  5. Step 5: Solve for x
    x = 694,035,867.09/40,899.42
  6. Step 6: Final answer
    x = 16,969.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.